Add wrapper code for creating rewards

Calls the API and displays notices for success and errors

ui/js/rewards.js

@@ -0,0 +1,54 @@
+import lbry from './lbry.js';
+import lbryio from './lbryio.js';
+
+const MESSAGES = {
+  new_developer: "Your reward has been confirmed for registering as a new developer.",
+  confirm_email: "Your reward has been confirmed for verifying your email address.",
+  first_publish: "Your reward has been confirmed for making your first publication.",
+};
+
+const rewards = {};
+
+rewards.claimReward = function(type) {
+  console.log('top of claimReward')
+  return new Promise((resolve, reject) => {
+    console.log('top of promise body')
+    lbry.get_new_address().then((address) => {
+      console.log('top of get_new_address')
+      const params = {
+        reward_type: type,
+        wallet_address: address,
+      };
+      lbryio.call('reward', 'new', params, 'post').then(({RewardAmount}) => {
+        const result = {
+          type: type,
+          amount: RewardAmount,
+          message: MESSAGES[type],
+        };
+
+        // Display global notice
+        document.dispatchEvent(new CustomEvent('globalNotice', {
+          detail: {
+            message: MESSAGES[type],
+            isError: false,            
+          },
+        }));
+
+        // Add more events here to display other places
+
+        resolve(result);
+      }, (error) => {
+        document.dispatchEvent(new CustomEvent('globalNotice', {
+          detail: {
+            message: `Failed to claim reward: ${error.message}`,
+            isError: true,            
+          },
+        }));
+        document.dispatchEvent(new CustomEvent('rewardFailed', error));
+        reject(error);
+      });
+    });
+  });
+}
+
+export default rewards;